Cremona's table of elliptic curves

18515 = 5 · 7 · 23²

Class	r	Atkin-Lehner	Eigenvalues
18515a (2 curves)	2	5+ 7+ 23-	0 -2 5+ 7+  3 -4 -6 -5
Curve Equation t Generators 18515a1 [0,1,1,-61,-184] 1 [-6:1:1]&[-4:3:1] 18515a2 [0,1,1,-1211,15801] 1 [19:3:1]&[39:171:1]
18515b (1 curve)	2	5+ 7+ 23-	-1 -1 5+ 7+ -5  6 -5  0
Curve Equation t Generators 18515b1 [1,1,1,-11,-156] 1 [6:3:1]&[13:39:1]
18515c (1 curve)	0	5+ 7+ 23-	-1  3 5+ 7+ -1 -2  3  4
Curve Equation t 18515c1 [1,-1,1,-324333438,2248285015576] 1
18515d (1 curve)	0	5+ 7+ 23-	-1 -3 5+ 7+  5 -2  3 -2
Curve Equation t 18515d1 [1,-1,1,-387063,-115871094] 1
18515e (1 curve)	0	5+ 7+ 23-	2  0 5+ 7+ -4 -5 -3 -8
Curve Equation t 18515e1 [0,0,1,12167,-209881] 1
18515f (1 curve)	0	5+ 7+ 23-	2  0 5+ 7+  5  4  6  1
Curve Equation t 18515f1 [0,0,1,-1421423,-649419841] 1
18515g (2 curves)	1	5+ 7- 23-	0  1 5+ 7-  3 -1 -6 -4
Curve Equation t Generators 18515g1 [0,1,1,-8111,-627164] 3 [185708054510:3029080040634:620650477] 18515g2 [0,1,1,-859801,-307150395] 1 [3370349663015221303266720588283434:158342877163525437045189515767406113:1303887085087435698631232426184]
18515h (2 curves)	1	5+ 7- 23-	-1 -2 5+ 7- -2  0  6  4
Curve Equation t Generators 18515h1 [1,0,0,-126,-245] 2 [-7:21:1] 18515h2 [1,0,0,449,-1740] 2 [16:90:1]
18515i (3 curves)	1	5- 7+ 23-	0  1 5- 7+  3  5 -3 -2
Curve Equation t Generators 18515i1 [0,1,1,-705,-8234] 1 [48554:167292:1331] 18515i2 [0,1,1,4585,21919] 1 [107:1322:1] 18515i3 [0,1,1,-69475,7350156] 1 [1050:33062:1]
18515j (2 curves)	1	5- 7+ 23-	0  1 5- 7+ -3 -1  6  4
Curve Equation t Generators 18515j1 [0,1,1,-15,46] 1 [-2:8:1] 18515j2 [0,1,1,-1625,24679] 1 [23:0:1]
18515k (2 curves)	1	5- 7+ 23-	-1 -2 5- 7+  2  0 -6 -4
Curve Equation t Generators 18515k1 [1,0,0,-66665,2847592] 2 [-201:2953:1] 18515k2 [1,0,0,237510,21645607] 2 [16226:1961905:343]
18515l (2 curves)	0	5- 7- 23-	0 -2 5- 7- -3 -4  6  5
Curve Equation t 18515l1 [0,1,1,-32445,1976574] 3 18515l2 [0,1,1,-640795,-197379721] 1
18515m (2 curves)	0	5- 7- 23-	-1  0 5- 7- -2  4  6  8
Curve Equation t 18515m1 [1,-1,1,-86062,9735724] 2 18515m2 [1,-1,1,-72837,12819794] 2
18515n (4 curves)	0	5- 7- 23-	-1  0 5- 7-  4 -2 -6 -4
Curve Equation t 18515n1 [1,-1,1,1223,-28676024] 2 18515n2 [1,-1,1,-1397982,-625297036] 4 18515n3 [1,-1,1,-22264387,-40430051214] 2 18515n4 [1,-1,1,-2918857,978921914] 4
18515o (1 curve)	0	5- 7- 23-	-1 -1 5- 7-  5  6  5  0
Curve Equation t 18515o1 [1,1,1,-5830,1837590] 1
18515p (1 curve)	0	5- 7- 23-	-1  3 5- 7-  1 -2 -3 -4
Curve Equation t 18515p1 [1,-1,1,-613107,-184625546] 1
18515q (1 curve)	2	5- 7- 23-	-1 -3 5- 7- -5 -2 -3  2
Curve Equation t Generators 18515q1 [1,-1,1,-732,9714] 1 [-28:101:1]&[7:66:1]
18515r (1 curve)	0	5- 7- 23-	2  0 5- 7-  4 -5  3  8
Curve Equation t 18515r1 [0,0,1,23,17] 1
18515s (1 curve)	0	5- 7- 23-	2  0 5- 7- -5  4 -6 -1
Curve Equation t 18515s1 [0,0,1,-751932767,7901491202405] 1
18515t (1 curve)	0	5- 7- 23-	2 -1 5- 7-  5  3  5  0
Curve Equation t 18515t1 [0,-1,1,12168940,-29212998177] 1
18515u (1 curve)	0	5- 7- 23-	2  3 5- 7-  1  7 -3  8
Curve Equation t 18515u1 [0,0,1,-6877,-599225] 1

Data from Elliptic Curve Data by J. E. Cremona.
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